Heat Transfer If heat transfer rate varies with the time, it is termed as Monochromatic radiation Forced convection None of these Steady state conduction Monochromatic radiation Forced convection None of these Steady state conduction ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Choose the correct equation. Nu = (Re)(Pr) Nu = (Pr)(St) Nu = (Re) (Pr) (St) Nu = (Re) (Pr) (Gz) Nu = (Re)(Pr) Nu = (Pr)(St) Nu = (Re) (Pr) (St) Nu = (Re) (Pr) (Gz) ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Thermal conductivity of a conducting solid material depends upon its temperature both temperature & porosity None of the listed here porosity temperature both temperature & porosity None of the listed here porosity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Fouling factor for a heat exchanger is given by (where, U₁ = heat transfer co-efficient of dirty surface U₂ = heat transfer co-efficient of clean surface) U₂ - U₁ U₁ - U₂ 1/U₂ - 1/U₁ 1/U₁ - 1/U₂ U₂ - U₁ U₁ - U₂ 1/U₂ - 1/U₁ 1/U₁ - 1/U₂ ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Forced circulation evaporators are normally used for concentrating liquids having Neither A nor B High viscosity Scaling characteristics Both A & B Neither A nor B High viscosity Scaling characteristics Both A & B ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Double pipe heat exchangers are preferably useful, when High viscosity liquid is to be cooled Overall heat transfer co-efficient is very high Requirement of heat transfer area is low A corrosive liquid is to be heated High viscosity liquid is to be cooled Overall heat transfer co-efficient is very high Requirement of heat transfer area is low A corrosive liquid is to be heated ANSWER DOWNLOAD EXAMIANS APP
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